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c93996d06c
https://github.com/hasura/graphql-engine-mono/pull/1851 Co-authored-by: Chris Done <11019+chrisdone@users.noreply.github.com> Co-authored-by: Aniket Deshpande <922486+aniketd@users.noreply.github.com> Co-authored-by: Abby Sassel <3883855+sassela@users.noreply.github.com> GitOrigin-RevId: 4b4ba6dd86c302d873bb5f8e6dbc9412e77a8bfe
70 lines
2.3 KiB
Haskell
70 lines
2.3 KiB
Haskell
{-# OPTIONS_GHC -fno-warn-orphans #-}
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module Hasura.Backends.MySQL.Instances.Transport (runQuery) where
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import Hasura.Prelude
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import qualified Data.Aeson as J
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import Data.Text.Extended
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import Hasura.Backends.MySQL.Instances.Execute ()
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import Hasura.Base.Error
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import Hasura.EncJSON
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import Hasura.GraphQL.Execute.Backend (PreparedQuery)
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import Hasura.GraphQL.Logging
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import Hasura.GraphQL.Transport.Backend
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import Hasura.GraphQL.Transport.HTTP.Protocol
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import qualified Hasura.Logging as L
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import Hasura.RQL.Types
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import Hasura.Server.Types (RequestId)
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import Hasura.Session
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import Hasura.Tracing
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import qualified Language.GraphQL.Draft.Syntax as G
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instance BackendTransport 'MySQL where
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runDBQuery = runQuery
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runDBQueryExplain = error "runDBQueryExplain: MySQL backend does not support this operation yet."
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runDBMutation = error "runDBMutation: MySQL backend does not support this operation yet."
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runDBSubscription = error "runDBSubscription: MySQL backend does not support this operation yet."
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runQuery
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:: ( MonadIO m
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, MonadQueryLog m
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, MonadTrace m
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, MonadError QErr m
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)
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=> RequestId
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-> GQLReqUnparsed
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-> G.Name
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-> UserInfo
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-> L.Logger L.Hasura
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-> SourceConfig 'MySQL
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-> ExceptT QErr IO EncJSON
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-> Maybe (PreparedQuery 'MySQL)
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-> m (DiffTime, EncJSON)
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-- ^ Also return the time spent in the PG query; for telemetry.
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runQuery reqId query fieldName _userInfo logger _sourceConfig tx genSql = do
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logQueryLog logger $ mkQueryLog query fieldName genSql reqId
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withElapsedTime
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$ trace ("MySQL Query for root field " <>> fieldName)
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$ run tx
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run :: (MonadIO m, MonadError QErr m) => ExceptT QErr IO a -> m a
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run action = do
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result <- liftIO $ runExceptT action
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result `onLeft` throwError
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mkQueryLog
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:: GQLReqUnparsed
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-> G.Name
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-> Maybe (PreparedQuery 'MySQL)
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-> RequestId
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-> QueryLog
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mkQueryLog gqlQuery fieldName preparedSql requestId =
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QueryLog gqlQuery ((fieldName,) <$> generatedQuery) requestId QueryLogKindDatabase
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where
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generatedQuery =
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preparedSql <&> \queryString
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-> GeneratedQuery queryString J.Null
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